1N3043A-1/TR

Single Zener Diodes Overview

The Microchip Technology 1N3043A-1/TR is a single Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 91 V with a tight tolerance of 1%. The device operates at a test current of 2.8 mA and exhibits a maximum reverse leakage current of 10 uA. It has a power dissipation rating of 1 W and a Zener impedance of 250 Ohms. The component supports through-hole mounting and functions within an operating temperature range from -55°C to +175°C.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation with 1% tolerance for sensitive circuit requirements.
• Capable of handling high thermal loads with a 1 W power dissipation rating.
• Operates reliably across extreme temperatures ranging from -55°C to +175°C.

Single Zener Diodes Applications

• Precision voltage reference circuits
• Over-voltage protection systems
• Temperature-compensated bias networks

Single Zener Diodes Procurement Notes

Verify the specific suffix configuration against official datasheets to ensure compatibility with required environmental standards and packaging formats. Confirm that the through-hole package dimensions match the target PCB layout constraints before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when strict voltage accuracy is required due to its 1% tolerance specification. Ensure the design accounts for the 250 Ohm impedance value to maintain stability under varying load conditions. Verify that the 1 W power rating aligns with the expected thermal environment.

Single Zener Diodes Part Context

This part belongs to the standard Zener diode family manufactured by Microchip Technology. It utilizes silicon junction technology housed in a through-package suitable for robust mechanical mounting. The device serves as a fundamental passive component for establishing stable DC potentials in electronic assemblies.

Single Zener Diodes Replacement Considerations

Consult official substitution guides for equivalent parts such as the CDLL3043B or 1N3043BUR-1, ensuring pinout and electrical parameters remain compatible with the existing design.